APA (7th ed.) Citation

Sonnenberg, G. J. (1970). Radar and electronic navigation ([4th ed.].). Van Nostrand Reinhold Company.

Chicago Style (17th ed.) Citation

Sonnenberg, Gerrit Jacobus. Radar and Electronic Navigation. [4th ed.]. New York: Van Nostrand Reinhold Company, 1970.

MLA (9th ed.) Citation

Sonnenberg, Gerrit Jacobus. Radar and Electronic Navigation. [4th ed.]. Van Nostrand Reinhold Company, 1970.